Behavioral task
behavioral1
Sample
2024-04-10_620ca5e3ed0a2434a590b155a4a825cc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_620ca5e3ed0a2434a590b155a4a825cc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_620ca5e3ed0a2434a590b155a4a825cc_cryptolocker
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Size
59KB
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MD5
620ca5e3ed0a2434a590b155a4a825cc
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SHA1
4575f66a7c8a85268010014caacebf04a2e6f977
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SHA256
c0969fb71dbdf83a237b6d006ca84fbe66ba5e38682790b0d1f7aa17b3ed6c83
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SHA512
d97bb75cdbbbf1979a8c1e46f7ace08e50bcacd1ede25f1be56474d974c5b4a8a992ab51d608994aa47c2b6149cde1610e878894c25824c1b148b792341a8988
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appuf:z6QFElP6n+gKmddpMOtEvwDpj9aYak
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-10_620ca5e3ed0a2434a590b155a4a825cc_cryptolocker
Files
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2024-04-10_620ca5e3ed0a2434a590b155a4a825cc_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE